[LV1][LV2] When there is Soul Core on this spirit, this spirit cannot be destroyed by opposing effects, and cannot have its cores removed by opposing effects.
[LV1][LV2] When either player activates a (When This Spirit/Brave is Summoned) or (When This Nexus is Deployed) effect, the player needs to move one core from his/her life to void to activate the effect. Bursts cannot be activated due to this effect.